@misc{indiciae76f3594af3fb,
  title = {Modify technique for wire-guided papillotomy.},
  author = {O W Cass},
  doi = {10.1016/s0016-5107(90)71142-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/2227339/},
  note = {Source identifier: 2227339}
}